Dejan Zeljko

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Portrait of Dejan Zeljko

Hello, I’m Dejan

Multiplayer gameplay and network programmer focused on robust multiplayer architectures, client-server models, and scalable game systems. Experienced with Unity, Unreal Engine, C++, and C#.

My Journey

2010

Started gaming... I think. It was too long ago to remember!

2015

Started programming with Java

2019

Began working with Unity and C# & started working as a professional Software Engineer

2020

Gained deeper experience in Unity

2022

Enrolled in UAS St. Pölten, Creative Computing

2023

Shifted focus to Unreal Engine and C++

2025

Graduated with a Bachelors degree and the thesis developed in Python & Unreal Engine

Present

Software Developer, Game Networking Specialist

Skills

Programming Languages

C++

C#

JavaScript

Java

Game Engines

Unity

Unreal Engine

Godot

Networking

TCP/UDP Protocols

Client-Server Architecture

Other Technical Skills

3D Modeling

Wwise & Game Audio

Particle Systems

AI Pathfinding (NavMesh)

Git Version Control

Certifications

Technical Books

Notable Projects

Hobbies & Interests